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Finding the Fourth Proportional to 366,944.40, 550,416.60 and 307,895.40

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Solution

The fourth proportional to 366,944.40, 550,416.60 and 307,895.40 is: 461,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,944.40 : 550,416.60 = 307,895.40 : x
  2. Step 2: Convert to fraction form
    366,944.40/550,416.60 = 307,895.40/x
  3. Step 3: Cross multiply
    366,944.40x = 550,416.60 × 307,895.40
  4. Step 4: Simplify right side
    366,944.40x = 169,470,739,223.64
  5. Step 5: Solve for x
    x = 169,470,739,223.64/366,944.40
  6. Step 6: Final answer
    x = 461,843.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.